Advertisements
Advertisements
प्रश्न
Distinguish between the following pairs of terms :
Centrosome and chromosome
उत्तर
| Centrosome | Chromosome | ||
| (i) | It is a clear area of cytoplasm close to the nucleus, from which spindle fibres develop during cell division. | (i) | Chromosomes carry hereditary information or genes, which transmit genetic characters from parents to offspring. |
| (ii) | A centrosome is found only in an animal cell. | (ii) | Chromosomes are found in the nucleus of both animal and plant cells. |
| (iii) | These are found outside the nucleus. | (iii) | These are found inside the nucleus. |
| (iv) | It consists of centrioles and centrospheres. | (iv) | It consists of nucleic proteins and nucleic acids |
APPEARS IN
संबंधित प्रश्न
Why is the cell called the structural and functional unit of life?
Where are proteins synthesized inside the cell?
Where do the ribosomes get synthesized?
Who am I?
I am single layered, but maintain cellular osmotic pressure.
Who am I?
I support the cell, but I am not a cell wall. I have a body resembling a net.
What would have happened? If.........
RBCs had mitochondria.
What would have happened? If.........
Genes had been absent on the chromosomes.
Name the part of the cell concerned with the following :
Liberation of energy
Name the part of the cell concerned with the following :
Synthesis of proteins
State whether the following statement is true (T) or False (F):
The cell wall is made of protein.
Fill in the blanks :
__________ is a plastid which stores starch.
Distinguish between the following pairs of science :
Cell wall and cell membrane
Mention any three differences between a living cell and a brick in a wall.
State the major function of the following :
Golgi apparatus
Put a tick mark (✓) against the correct alternative in the following statement:
The organelle that controls all activities in
Fill up the blank with the terms given below
Animal cells have no cell ______.
Write true or false for each statement. Rewrite the false statements correctly:
Chromoplasts are the kitchen of the cell
Identify the cellular structure with the help of the following clue:
It consists of cisternae, vesicles and vacuoles.
Name the following:
The part of cytoplasm which is devoid of the organelles.
